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 ###Instrução: Qual rodada tem 2-1 como resultado, e A como local?
 ###Tabelas: CREATE TABLE amd (amd_id AUTO_INCREMENT PRIMARY KEY, Core VARCHAR, Processor VARCHAR, Model VARCHAR, Clock Speed VARCHAR, L2 Cache VARCHAR, Voltage VARCHAR, TDP VARCHAR, Clock Speed to TDP ratio (MHz/W) VARCHAR) CREATE TABLE composition_of_the_15th_seanad (composition_of_the_15th_seanad_id AUTO_INCREMENT PRIMARY KEY, Administrative Panel INT, Agricultural Panel INT, Cultural and Educational Panel INT, Industrial and Commercial Panel INT, Labour Panel INT, National University of Ireland INT, University of Dublin INT, Nominated by the Taoiseach INT, Total INT) CREATE TABLE league_cup (league_cup_id AUTO_INCREMENT PRIMARY KEY, Round VARCHAR, Date VARCHAR, Opponent VARCHAR, Venue VARCHAR, Result VARCHAR, Attendance INT) CREATE TABLE handicap_results_top_10 (handicap_results_top_10_id AUTO_INCREMENT PRIMARY KEY, Position INT, Sail number VARCHAR, Yacht VARCHAR, State/country VARCHAR, Yacht type VARCHAR, LOA (Metres) INT, Skipper VARCHAR, Corrected time d:hh:mm:ss VARCHAR) CREATE TABLE legislative_elections (legislative_elections_id AUTO_INCREMENT PRIMARY KEY, Election INT, Total votes INT, Share of votes VARCHAR, Outcome of election VARCHAR, Election leader VARCHAR)  
SELECT Round FROM league_cup WHERE Result = 2-1 AND Venue = a